.index_swiper{
    swiper{
        width: 750rpx;
        height: 340rpx;
        image{
            width: 100%;
        }
    }
}
.nav{
    display: flex;
    width: 100%;
    .navClass{
        width: 25%;
        padding: 20rpx;
        flex: 1;
        image{
            width: 100%;
            height: 90rpx;
        }
    }
}
.index_floor{
    .floor_group{
      .floor_title{
        padding: 10rpx 0;
        image{
          width: 100%;
        }
      }
      .floor_list{
        // 清除浮动
        overflow: hidden;
        navigator{
          float: left;
          width: 33.3%;
        &:nth-last-child(-n+4){
        height:27.72711207vw ;
  
        border-left: 10rpx solid #fff;
        }
        &:nth-child(2),
        &:nth-child(3){
          border-bottom: 10rpx solid #fff;
        }
          image{
            width: 100%;
            height: 100%;
          }
        }
      }
    }
  }